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PisciDex Species Profile

Mystery Snail

Large peaceful apple snail kept for cleanup and personality, requiring calcium-rich water and access to the surface for breathing.

Mystery Snail aquarium species

Pomacea diffusa

Ampullariidae | South America | Bolivia, Brazil, Paraguay, and Peru

Core Requirements

Tank Size

5 gallons minimum

Adult Size

2 inches

Group Size

Solo

Bioload

2/10

Water Parameters

Temperature

68-82 F

pH

7-8.4

Plant Safe

Yes

Invert Safe

Yes

Data Confidence

medium

Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.

Behavior & Husbandry

Temperament

Peaceful

Aggression

1/10

Diet

Omnivore

Difficulty

Easy

Lifespan

2 years

Breeding

Easy

Schooling

No

Compatibility Tags

CommunityNano TankPeacefulSolitaryBottom DwellerPlant SafeInvert SafeShrimp SafeBeginner FriendlyHardwater

Similar Species

  • Zebra Nerite SnailSimilar temperament. Similar minimum tank size.
  • Malaysian Trumpet SnailSimilar temperament. Similar minimum tank size.
  • Cherry ShrimpSimilar temperament. Similar minimum tank size.
  • Amano ShrimpSimilar temperament. Temperature ranges overlap.

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Species Compatibility

Database-driven compatibility notes for planning community aquariums.